All but the last point will make your code easier to understand and program with. It's not an appeal to emotions at all - those are exactly the features I liked about Rust, and wish more programming languages had.

I don't talk about his points at all. I'm talking about shit like "it's just fucking fuck" - it's emotion, not an argument.

He was quoting the parent comment.

I would say that "it's a pure joy!" is the same thing in reverse. The parent and grandparent are both simply comparing subjective emotions.

No, he's listing useful features.

GP meant to say GGP is arguing against emotions, not arguing using emotions. He's accusing GGP's detractors of emotionality, not GGP.